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Finding the Fourth Proportional to 62,396.58, 86,124.93 and 36,911.79

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Solution

The fourth proportional to 62,396.58, 86,124.93 and 36,911.79 is: 50,948.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,396.58 : 86,124.93 = 36,911.79 : x
  2. Step 2: Convert to fraction form
    62,396.58/86,124.93 = 36,911.79/x
  3. Step 3: Cross multiply
    62,396.58x = 86,124.93 × 36,911.79
  4. Step 4: Simplify right side
    62,396.58x = 3,179,025,329.92
  5. Step 5: Solve for x
    x = 3,179,025,329.92/62,396.58
  6. Step 6: Final answer
    x = 50,948.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.